N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 15, 2026) · next update tomorrow 6:00 am CDT

Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KN3K HAM

Amateur Extra class licensed since 1986 (40 yrs) Ridgely, MD Grid FM28bx 159 repeaters within 50 mi

🔒 Not available — currently licensed, through Nov 5, 2036. If it isn't renewed, it opens for vanity requests Nov 6, 2038.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Currently held by CALVERT L CLARK · 1 holder on record

Current holder: CALVERT L CLARK

Held KN3K Dec 30, 1986 → present · first licensed Dec 30, 1986 as KN3K · 1 license · FRN 0015636871
📖 In the printed callbooks since 1977 as WB3BMJ, before the FCC's online records

KN3K Active Amateur Extra Dec 30, 1986 → expires Nov 5, 2036

Licensee
CALVERT L CLARK

Address
23859 CARRLYN DRIVE
RIDGELY, MD 21660-1542
38.9869, -75.8746 (street) · Grid FM28bx · CQ 5 · ITU 8 · map ↗

FRN
0015636871

Last granted
Sep 24, 2026

Effective
Sep 29, 2026

Last action
Sep 29, 2026
FCC actions (6)
- Sep 29, 2026 — Administrative update LIAUA
- Sep 24, 2026 — License renewed LIREN
- Nov 28, 2016 — Administrative update LIAUA
- Aug 31, 2016 — License renewed LIREN
- Oct 20, 2006 — License renewed LIREN
- Oct 20, 2006 — FCC action LITIN

Callbook Records, 1993–2003

From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.

Seen Apr 4, 1997 → Apr 17, 2003 · 12 discs
KN3K · Amateur Extra · issued Nov 5, 1996, expires Nov 5, 2006
CALVERT L. CLARK
23859 CARRLYN DR, RIDGELY, MD 21660
Seen Sep 9, 1993 → Oct 27, 1996 · 7 discs
KN3K · Amateur Extra · issued Dec 30, 1986, expires Dec 30, 1996 · previously WB3BMJ (Advanced)
CALVERT L CLARK
RT 1 BOX 193B, RIDGELY, MD 21660

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Dec 18, 2016 → Oct 11, 2026 · 25 snapshots · as KN3K
CALVERT L CLARK
23859 CARRLYN DRIVE, RIDGELY, MD 21660-1542
38.9869, -75.8746 (street) · Grid FM28bx · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Nov 4, 2016 · 24 snapshots · as KN3K
CALVERT L CLARK
23859 CARRLYN DR, RIDGELY, MD 21660
38.9562, -75.8889 (ZIP center) · Grid FM28bw · CQ 5 · ITU 8 · map ↗

KN3K in the Printed Callbooks, 1909–1997

From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.

1994 · 1 edition
KN3K · class E
Calvert L Clark
Rt 1 Box 193-B, Ridgely, MD 21660
1994 p.443
1991 → 1992 · 2 editions
KN3K · class E
Calvert L Clark
Rt L Box 193-B, Ridgely, MD 21660
Winter 1991 p.385, 1992 p.398
1990 · 1 edition
KN3K · class E
Colvert L Clark
Rt I Bdl< 193-B, Ridgely, MD 11660
Winter 1990 p.360
1989 · 1 edition
KN3K · class E
Calvert L Clark
Rt 1 Box 193-B, Ridgely, MD 21660
Winter 1989 p.359
1988 · 1 edition
KN3K · class E
Calvert L Clark
Rt I Box 193-B, Ridgely, MD 21660
Winter 1988 p.359
1985 → 1986 · 2 editions
KN3K · class E
Calvert L Clark
5115 Cordelia Ave, Baltimore, MD 21215
Winter 1985 p.358, Winter 1986 p.355
1960 · 1 edition
KN3K
Tu Donald Sabath
164 Willow Or, Levittown Pa
Winter 1960 p.194

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for KN3K in the last 24 hours. They show up here within seconds of KN3K beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 Miles

159 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
11.0	KE3AO	Centreville KE3AO	146.9400	-0.6	TONE 107.2	FM (analog)		—	Centreville, MD
11.0	KE3AO	Centreville KE3AO	448.2250	-5	TONE 107.2	FM (analog) (FM,C4FM)		—	Centreville, MD
11.0	W3ETC	Centreville W3ETC	927.6500	-25	TSQL 156.7	FM (analog) (FM,P25)		—	Centreville, MD
13.1	N3YMS	Hazlettville N3YMS Interstate	448.0750	-5	CC2	DMR	Interstate-2-Network	—	Hazlettville, DE
15.4	N3YMS	Hazlettville N3YMS	147.3000	+0.6	TSQL 77.0	FM (analog)		—	Hazlettville, DE
16.5	KB3IWV	Harrington KB3IWV	442.4500	+5	TONE 127.3	FM (analog)		—	Harrington, DE
17.4	KC3ARC	Woodside KC3ARC	146.9100	-0.6	TONE 77.0	FM (analog) (FM,C4FM)	🗓 7 nets	7 nets · 167 check-ins · 45 stations	Woodside, DE
17.4	KC3ARC	Woodside KC3ARC	444.5500	+5	TSQL 77.0	FM (analog)	🗓 7 nets	7 nets · 167 check-ins · 45 stations	Woodside, DE
18.5	K3EMD	Easton URM Ctr K3EMD WIRES-X	442.2000	+5	TSQL 156.7	FM (analog) (FM,C4FM)	WIRES-X 33142	—	Easton, MD
18.7	N3DN	Camden N3DN BM	447.8750	-5	CC1	DMR	BrandMeister 314964	—	Camden, DE
18.9	K3ARS	Chestertown Shor K3ARS	449.1750	-5	TONE 156.7	FM (analog)		—	Chestertown, MD
19.1	N3YMS	Chestertown N3YMS Interstate	441.6625	+5	CC1	DMR	Interstate	—	Chestertown, MD
19.2	N3IOC	Wyoming N3IOC	449.7750	-5	TONE 114.8	FM (analog)		—	Wyoming, DE
19.7	W3WMD	Greenwood W3WMD	224.4400	-1.6	none	FM (analog)		—	Greenwood, DE
19.8	N3YMS	Frederica N3YMS Interstate	449.7250	-5	CC1	DMR	Interstate	—	Frederica, DE
21.0	N3KNT	Federalsburg N3KNT Interstate	442.0500	+5	CC1	DMR	Interstate-2-Network	—	Federalsburg, MD
21.4	N3YMS	Dover N3YMS Interstate	449.0750	-5	CC1	DMR	Interstate	—	Dover, DE
22.2	N3YMS	Dover Motor N3YMS Interstate	146.7900	-0.6	CC1	DMR	Interstate	—	Dover, DE
22.2	N3IOC	Dover N3IOC	444.5000	-5	TONE 114.8	FM (analog)		—	Dover, DE
22.6	KC3ARC	Dover DMV KC3ARC	146.9700	-0.6	TSQL 77.0	FM (analog) (FM,C4FM)	🗓 7 nets	7 nets · 167 check-ins · 45 stations	Dover, DE
22.7	W3GAB	Stevensville W3GAB BM	433.8000	+5	CC1	DMR	BrandMeister 321788101	—	Stevensville, MD
23.5	K3ARS	Worton K3ARS BM	447.7375	-5	CC1	DMR	BrandMeister 312414	—	Worton, MD
23.5	K3ARS	Worton K3ARS BM	442.7375	+5	CC1	DMR	BrandMeister 312414	—	Worton, MD
23.5	K3ARS	Worton K3ARS AllStar	147.3750	+0.6	TSQL 156.7	FM (analog)	AllStar 497350	—	Worton, MD
24.3	N3YMS	Trappe N3YMS Interstate	442.5375	+5	CC1	DMR	Interstate	—	Trappe, MD
24.4	KB3MEC	Galena KB3MEC	224.0000	-1.6	TONE 131.8	FM (analog)		—	Galena, MD
24.6	KB3MEC	Galena KB3MEC	441.5000	+5	DCS 754	FM (analog)		—	Galena, MD
26.0	K3CRK	Smyrna K3CRK	146.6550	-0.6	TONE 156.7	FM (analog)		—	Smyrna, DE
26.0	K3CRK	Smyrna K3CRK	443.0500	+5	TONE 156.7	FM (analog)		—	Smyrna, DE
26.5	K3EMD	Easton K3EMD WIRES-X	147.0450	+0.6	TSQL 156.7	FM (analog)	WIRES-X 43142	—	Easton, MD
27.0	N3KNT	Seaford N3KNT EchoLink	146.7150	-0.6	TONE 156.7	FM (analog)	EchoLink 959058	—	Seaford, DE
27.8	W3TBG	Seaford W3TBG	444.9000	+5	TONE 156.7	FM (analog)		—	Seaford, DE
27.8	N3YMS	Seaford N3YMS Interstate	442.8125	+5	CC1	DMR	Interstate	—	Seaford, DE
30.1	W3TBG	Seaford WSUX W3TBG WIRES-X	145.2100	-0.6	TONE 156.7	FM (analog) (FM,C4FM)	WIRES-X 46540	—	Seaford, DE
30.2	N3HAZ	Annapolis N3HAZ BM	439.5500	in 433.5500	CC1	DMR	BrandMeister 3197367	—	Annapolis, MD
32.6	N3TPE	Middletown N3TPE BM	440.3500	+5	CC10	DMR	BrandMeister 311031	—	Middletown, DE
32.6	AD3J	Middletown AD3J WIRES-X	449.0250	-5	TSQL 131.8	FM (analog)	WIRES-X 11851	—	Middletown, DE
33.5	K3SCD	Middletown K3SCD BM	433.5500	in 439.5500	CC5	DMR	BrandMeister 321717501	—	Middletown, DE
33.9	W3CER	Middletown Emerg W3CER	442.5000	+5	TSQL 100.0	FM (analog)		—	Middletown, DE
34.2	KC3FCQ	Arnold KC3FCQ BM	442.8750	+5	CC1	DMR	BrandMeister 312411801	—	Arnold, MD
34.4	K3DRC	Salisbury WMDT K3DRC	146.8200	-0.6	TSQL 156.7	FM (analog)		—	Salisbury, MD
35.6	K3LPV	Essex K3LPV BM	449.9000	-5	CC1	DMR	BrandMeister 310588	—	Essex, MD
35.6	K3LPV	Essex K3LPV	449.2000	simplex	CC?	DMR		—	Essex, MD
36.9	KR3LC	Pasadena KR3LC BM	433.4500	in 446.4500	CC1	DMR	BrandMeister 312414103	—	Pasadena, MD
37.1	N3VSI	Larry - Edgewood N3VSI AllStar	442.9000	+5	TONE 127.3	FM (analog)	AllStar 28094 AllStar 497352	—	Larry - Edgewood, MD
37.2	KB3CMA	Annapolis Broad KB3CMA	442.3000	+5	TSQL 107.2	FM (analog) (C4FM,FM)		—	Annapolis, MD
37.2	KB3CMA	Annapolis Broad KB3CMA Interstat	441.8375	+5	CC1	DMR	Interstate-3	—	Annapolis, MD
37.9	KC3APF	Dundalk Key KC3APF WIRES-X	448.6750	-5	TONE 91.5	FM (analog) (FM,C4FM)	WIRES-X 30068	—	Dundalk, MD
38.4	N3EMC	Middle River N3EMC AllStar	927.7000	-25	TSQL 156.7	FM (analog) (DMR,FM)	AllStar 67341 EchoLink 506758 TGIF	—	Middle River, MD
38.5	N3HIA	Joppa N3HIA EchoLink	224.4800	-1.6	TONE 100.0	FM (analog)	EchoLink 245186	—	Joppa, MD
38.6	N3EST	Middle River N3EST	147.3450	+0.6	TONE 192.8	FM (analog)		—	Middle River, MD
38.6	WB3FFV	Middle River MD WB3FFV BM	438.0150	-5	CC1	DMR	BrandMeister 322199401	—	Middle River, MD FM1, MD
39.2	W3PGA	Baltimore KHS W3PGA	449.5750	-5	TSQL 123.0	FM (analog) (FM,C4FM)		—	Baltimore, MD
39.3	W3PGA	Baltimore KHS W3PGA	147.2400	+0.6	TSQL 123.0	FM (analog) (FM,C4FM)		—	Baltimore, MD
39.5	W3DAK	Middle River W3DAK EchoLink	447.3750	-5	TONE 67.0	FM (analog) (DMR,FM)	EchoLink 823021 BrandMeister 312299	—	Middle River, MD
39.5	W3VPR	Crownsville W3VPR EchoLink	147.0750	+0.6	TSQL 107.2	FM (analog)	EchoLink 524902 🗓 6 nets	6 nets · 751 check-ins · 87 stations	Crownsville, MD
39.9	N3BNO	Aberdeen N3BNO BM	442.6500	+5	CC1	DMR	BrandMeister 3216998	—	Aberdeen, MD
40.0	N3KZ	Greenwich N3KZ	443.7000	+5	TSQL 131.8	FM (analog)		—	Greenwich, NJ
40.5	N3KZ	Havre de Grace N3KZ	444.1500	+5	TSQL 131.8	FM (analog)		—	Havre de Grace, MD
40.7	WR3IRS	Havre de Grace WR3IRS Interstat	443.6500	+5	CC1	DMR	Interstate	—	Havre de Grace, MD
40.9	W3CU	Millersville W3CU EchoLink	146.8050	-0.6	TONE 107.2	FM (analog)	EchoLink 90911	—	Millersville, MD
40.9	W3VPR	Millersville W3VPR	224.5600	-1.6	TONE 107.2	FM (analog)	🗓 6 nets	6 nets · 751 check-ins · 87 stations	Millersville, MD
40.9	W3CU	Millersville W3CU	449.1250	-5	TONE 107.2	FM (analog) (FM,C4FM)		—	Millersville, MD
41.1	W3CPO	Glen Burnie W3CPO BM	448.5000	-5	CC1	DMR	BrandMeister 312442201	—	Glen Burnie, MD
41.2	N3RCN	Charlestown Wtr N3RCN	442.9500	+5	TONE 103.5	FM (analog)		—	Charlestown, MD
41.2	W3GMD	Lewes WGMD W3GMD	443.5500	+5	TONE 156.7	FM (analog) (FM,C4FM)		—	Lewes, DE
41.6	WS3EOC	Millsboro WS3EOC	443.2000	+5	TONE 156.7	FM (analog) (FM,C4FM)		—	Millsboro, DE
41.6	WS3ARA	Millsboro WS3ARA EchoLink	147.0900	+0.6	TONE 156.7	FM (analog)	EchoLink 622721	—	Millsboro, DE
41.6	WS3ARA	Millsboro WS3ARA	449.8250	-5	TONE 156.7	FM (analog) (FM,C4FM)		—	Millsboro, DE
41.6	WS3ARA	Millsboro WS3ARA	224.8400	-1.6	TONE 156.7	FM (analog)		—	Millsboro, DE
41.8	KA2JAI	Millersville KA2JAI EchoLink	146.8050	-0.6	TSQL 107.2	FM (analog)	EchoLink 🗓 1 net	1 net	Millersville, MD
41.9	W3LRS	Lewes W3LRS	147.3300	+0.6	TSQL 156.7	FM (analog) (FM,DV)		—	Lewes, DE
41.9	no call listed	Abingdon Maryland	439.9750	simplex	TONE 107.2	FM (analog)		—	Abingdon, MD
41.9	K2EJ	Abingdon K2EJ AllStar	449.3750	-5	TSQL 107.2	FM (analog) (C4FM,DMR,FM)	AllStar 51587 EchoLink 167177 IRLP 4986 BrandMeister 312692	—	Abingdon, MD
41.9	K2EJ	Abingdon K2EJ AllStar	439.9750	simplex	TONE 107.2	FM (analog)	AllStar 51587 AllStar 515883	—	Abingdon, MD
41.9	K2EJ	Abingdon K2EJ AllStar	224.2200	-1.6	TSQL 110.9	FM (analog)	AllStar 51537	—	Abingdon, MD
41.9	K2EJ	Abingdon K2EJ AllStar	223.4200	simplex	TONE 110.9	FM (analog)	AllStar 51537	—	Abingdon, MD
42.0	N3LPV	Glen Burnie N3LPV EchoLink	146.5650	in 144.6000	none	FM (analog)	EchoLink 242213	—	Glen Burnie, MD
42.0	N3MIR	Glen Burnie N3MIR	442.6000	+5	TONE 127.3	FM (analog)		—	Glen Burnie, MD
42.2	W3VPR	Davidsonville W3VPR	147.1050	+0.6	TONE 107.2	FM (analog)	🗓 6 nets	6 nets · 751 check-ins · 87 stations	Davidsonville, MD
42.2	W3VPR	Davidsonville W3VPR	223.8800	-1.6	TONE 107.2	FM (analog)	🗓 6 nets	6 nets · 751 check-ins · 87 stations	Davidsonville, MD
42.2	W3VPR	Davidsonville W3VPR	444.4000	+5	TSQL 107.2	FM (analog)	🗓 6 nets	6 nets · 751 check-ins · 87 stations	Davidsonville, MD
42.4	KD3CXK	Brooklyn KD3CXK BM	439.0650	-1	CC1	DMR	BrandMeister 3223379	—	Brooklyn, MD
42.8	WG3K	Chesapeake Beach WG3K BM	444.3500	+5	none	D-STAR (DMR,DV)	BrandMeister 312393	—	Chesapeake Beach, MD
42.9	N3RCN	Elkton N3RCN	145.4700	-0.6	TSQL 94.8	FM (analog)		—	Elkton, MD
42.9	WN3S	Bel Air WN3S BM	439.0000	-5	CC1	DMR	BrandMeister 3197267	—	Bel Air, MD
42.9	N3SCP	Gambrills N3SCP WIRES-X	447.5500	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 18557	—	Gambrills, MD
42.9	N3SCP	Gambrills N3SCP WIRES-X	442.5500	+5	TONE 107.2	FM (analog) (FM,C4FM)	WIRES-X 18557	—	Gambrills, MD
43.1	W3JEH	Perry Hall W3JEH	223.8400	-1.6	none	FM (analog)		—	Perry Hall, MD
44.3	KB3IAI	Gambrills KB3IAI BM	439.9000	in 438.2000	CC1	DMR	BrandMeister 3172111	—	Gambrills, MD
44.3	N3PPH	Sunderland Mt N3PPH Interstate	441.6375	+5	CC1	DMR	Interstate-2	—	Sunderland, MD
44.3	K3CAL	Sunderland K3CAL EchoLink	146.9850	-0.6	TONE 156.7	FM (analog) (FM,C4FM)	EchoLink 389207 🗓 1 net	1 net	Sunderland, MD
44.7	N3SBP	Parkville N3SBP BM	223.8000	-1.6	CC1	DMR	BrandMeister 312410402 BrandMeister 314562	—	Parkville, MD
45.0	N3CDY	Baltimore N3CDY Interstate	927.0625	-25	CC1	DMR	Interstate	—	Baltimore, MD
45.0	K3OCM	Salisbury K3OCM K4USD	442.6500	+5	CC6	DMR	K4USD	—	Salisbury, MD
45.3	KC3WRK	Bel Air KC3WRK	446.4600	simplex	CC?	DMR		—	Bel Air, MD
45.4	N3YMS	Dagsboro N3YMS Interstate	443.1000	+5	CC1	DMR	Interstate	—	Dagsboro, DE
45.6	KB3WHR	Bel Air KB3WHR Interstat	449.6125	-5	CC1	DMR	Interstate	—	Bel Air, MD
45.7	W3PRO	Salisbury W3PRO	145.2800	-0.6	none	D-STAR		—	Salisbury, MD
45.7	W3PRO	Salisbury W3PRO	146.9250	-0.6	TSQL 156.7	FM (analog)		—	Salisbury, MD
45.7	N3MRG	Salisbury N3MRG Interstate	442.6500	+5	CC6	DMR	Interstate	—	Salisbury, MD
45.7	K3RIC	Salisbury K3RIC	444.0500	+5	none	FM (analog) (FM,C4FM)		—	Salisbury, MD
45.7	W3PRO	Salisbury W3PRO	444.2000	+5	none	D-STAR		—	Salisbury, MD
45.9	N2KEJ	Salem N2KEJ AllStar	224.4600	-1.6	TSQL 74.4	FM (analog)	AllStar 502311	—	Salem, NJ
45.9	N2KEJ	Quinton N2KEJ AllStar	53.7100	-1	TSQL 74.4	FM (analog)	AllStar 27233 EchoLink 8888 AllStar 47033 AllStar 419740 AllStar 419741	—	Quinton, NJ
46.2	WA3SFJ	Port Deposit WA3SFJ AllStar	146.8500	-0.6	TONE 107.2	FM (analog)	AllStar 558300 🗓 1 net	1 net · 11 check-ins · 7 stations	Port Deposit, MD
46.2	WA3SFJ	Port Deposit WA3SFJ	449.8250	-5	TONE 167.9	FM (analog) (FM,C4FM)	🗓 1 net	1 net · 11 check-ins · 7 stations	Port Deposit, MD
46.6	N3QEM	Rehoboth Beach N3QEM Interstate	927.7000	-25	CC1	DMR	Interstate	—	Rehoboth Beach, DE
46.7	N2KEJ	53 710 6 Meter F N2KEJ AllStar	52.7100	simplex	TONE 74.4	FM (analog)	AllStar 419741	—	53.710 6 Meter FM Network, NJ
46.7	N3QEM	Rehoboth Beach N3QEM Interstate	443.0625	+5	CC2	DMR	Interstate	—	Rehoboth Beach, DE
46.7	N3QEM	Rehoboth Beach N3QEM Interstate	927.6625	-25	CC1	DMR	Interstate	—	Rehoboth Beach, DE
46.7	N3QEM	Rehoboth Beach N3QEM Interstate	145.1200	-0.6	CC1	DMR	Interstate	—	Rehoboth Beach, DE
46.7	KB3MEC	Rehoboth Beach KB3MEC	441.8500	+5	none	FM (analog)		—	Rehoboth Beach, DE
46.7	WS3EOC	Rehoboth Beach WS3EOC	443.4000	+5	TSQL 156.7	FM (analog)		—	Rehoboth Beach, DE
46.7	WA3KOK	Baltimore Haleth WA3KOK	442.2500	+5	TSQL 107.2	FM (analog) (FM,P25)		—	Baltimore, MD
46.8	K2SHF	Bel Air K2SHF AllStar	145.6700	simplex	TONE 77.0	FM (analog)	AllStar 547810 AllStar 547811	—	Bel Air, MD
48.2	KA3VSP	New Castle KA3VSP AllStar	223.4400	simplex	TONE 100.0	FM (analog)	AllStar 500960	—	New Castle, DE
48.2	KC3FHC	Bel Air KC3FHC	146.7750	-0.6	TSQL 146.2	FM (analog)		—	Bel Air, MD
48.2	KC3FHC	Bel Air KC3FHC	145.1200	-0.6	none	D-STAR		—	Bel Air, MD
48.2	KC3FHC	Bel Air KC3FHC	447.9875	-5	none	D-STAR		—	Bel Air, MD
48.2	KC3FHC	Forest Hill KC3FHC	449.7750	-5	TONE 162.2	FM (analog)		—	Forest Hill, MD
48.2	KC3FHC	Bel Air KC3FHC	1248.1000	simplex	none	D-STAR		—	Bel Air, MD
48.2	KC3FHC	Bel Air KC3FHC	1282.3000	-20	none	D-STAR		—	Bel Air, MD
48.3	KO3L	Bel Air KO3L BM	147.1200	+0.6	TSQL 114.8	FM (analog) (DMR,DV,FM)	BrandMeister 311985	—	Bel Air, MD
48.3	KO3L	Bel Air KO3L	223.9600	-1.6	none	FM (analog)		—	Bel Air, MD
48.3	W3FT	Towson W3FT EchoLink	146.6700	-0.6	TONE 107.2	FM (analog)	EchoLink 286640	—	Towson, MD
48.3	WR3IRS	Towson WR3IRS Interstat	441.4000	+5	CC1	DMR	Interstate	—	Towson, MD
48.3	N3CDY	Towson N3CDY	449.2750	-5	TONE 107.2	FM (analog) (FM,P25)		—	Towson, MD
48.3	W3UD	Newark U of D W3UD EchoLink	145.3100	-0.6	TSQL 141.3	FM (analog)	EchoLink 71786	—	Newark, DE
48.4	N3CNJ	Fallston N3CNJ BM-S2	145.2700	-0.6	CC1	DMR	TGIF BM-S2	—	Fallston, MD
48.4	W3DHS	Towson W3DHS	145.1400	-0.6	TONE 114.8	D-STAR		—	Towson, MD
48.4	W3DHS	Towson W3DHS EchoLink	145.3300	-0.6	TONE 114.8	FM (analog)	EchoLink 217618	—	Towson, MD
48.4	WB3DZO	Towson WB3DZO	147.0300	+0.6	TONE 156.7	FM (analog)		—	Towson, MD
48.4	W3DHS	Towson W3DHS	442.1125	+5	TONE 114.8	D-STAR		—	Towson, MD
48.5	N2YIR	Bridgeton N2YIR AllStar	447.2750	-5	TSQL 131.8	FM (analog)	AllStar 42543 EchoLink 448611	—	Bridgeton, NJ
48.6	W3DRA	Newark Wtr W3DRA	146.7000	-0.6	TSQL 131.8	FM (analog) (FM,C4FM)		—	Newark, DE
48.6	W3DRA	Newark Wtr W3DRA	449.0250	-5	TSQL 131.8	FM (analog) (FM,C4FM)		—	Newark, DE
48.7	N2KEJ	Woodstown Co EOC N2KEJ AllStar	146.6250	-0.6	TSQL 131.8	FM (analog)	AllStar 50231 AllStar 502310	—	Woodstown, NJ
48.7	K3OCM	Towson K3OCM K4USD-Net	443.8500	+5	CC6	DMR	K4USD-Net	—	Towson, MD
48.8	W3PQS	Prince Frederick W3PQS	53.1700	-1	TSQL 100.0	FM (analog)		—	Prince Frederick, MD
48.9	N3MRG	Tyaskin Muddy N3MRG	146.8650	-0.6	CC1	DMR		—	Tyaskin, MD
49.4	WA3DSP	Cape May WA3DSP AllStar	146.5650	simplex	TONE 88.5	FM (analog)	AllStar 40961	—	Cape May, NJ
49.5	ND3E	New Castle ND3E	53.5700	-1	TONE 131.8	FM (analog)		—	New Castle, DE
49.5	KB2SKP	Lexington Park KB2SKP BM	446.0125	in 433.0125	CC1	DMR	BrandMeister 314491901	—	Lexington Park, MD
49.6	N3PPH	Prince Frederick N3PPH Interstate	441.3875	+5	CC1	DMR	Interstate-3	—	Prince Frederick, MD
49.6	WA3DZD	Jessup WA3DZD	146.7600	-0.6	TSQL 107.2	FM (analog)		—	Jessup, MD
49.6	WA3DZD	Jessup WA3DZD	444.0000	+5	TSQL 107.2	FM (analog)		—	Jessup, MD
49.6	KA3LAO	Jessup KA3LAO Interstat	442.7125	+5	CC1	DMR	Interstate-2-Network	—	Jessup, MD
49.8	W3CER	Newark Christian W3CER	444.9500	+5	TSQL 100.0	FM (analog)		—	Newark, DE
50.0	N3YMS	Eden N3YMS Interstate	441.8875	+5	CC2	DMR	Interstate	—	Eden, MD
35.4	K3BAY Offline	Pasadena K3BAY IRLP	145.5400	simplex	TSQL 107.2	FM (analog)	IRLP 4717	—	Pasadena, MD
37.1	N3VSI Offline	Edgewood N3VSI AllStar	146.5600	simplex	TSQL 127.3	FM (analog)	IRLP 8277 AllStar 29916	—	Edgewood, MD
39.1	W3DAK Offline	Middle River W3DAK BM	145.1700	-0.6	CC1	DMR	BrandMeister 312377	—	Middle River, MD
39.7	N3RCN Offline	Elkton N3RCN	448.5750	-5	TONE 107.2	FM (analog)		—	Elkton, MD
41.8	KP4IP Offline	Millersville KP4IP BM	442.4000	+5	CC1	DMR	BrandMeister 310148	—	Millersville, MD
45.4	K3AYV Offline	Baltimore Pigtow K3AYV EchoLink	442.9000	+5	TSQL 162.2	FM (analog)	EchoLink	—	Baltimore, MD
46.2	WA3SFJ Offline	Port Deposit WA3SFJ	53.8300	-1	TONE 94.8	FM (analog)	🗓 1 net	1 net · 11 check-ins · 7 stations	Port Deposit, MD
48.3	N2MCS Offline	Baltimore N2MCS	442.9000	+5	CC?	DMR		—	Baltimore, MD
48.6	W3XJ Offline	Bowie W3XJ	442.1500	+5	none	FM (analog)		—	Bowie, MD